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View Compilation Error

0_0_6592453_1657.cpp: In function `double getAngle(const Point&, const Point&)':
0_0_6592453_1657.cpp:66: error: 'const struct Point' has no member named 'length'
0_0_6592453_1657.cpp:66: error: 'const struct Point' has no member named 'length'


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